CN111594136A - A multifunctional power drilling tool experimental platform - Google Patents

Abstract

The invention discloses a multifunctional power drilling tool experiment platform which comprises a test bed base, a screwing device, an environment temperature simulation device and at least two clamping components, wherein the test bed base is in a long strip shape, the screwing device, the environment temperature simulation device and all the clamping components are respectively installed on the upper surface of the test bed base in a sliding mode through sliding seats, the environment temperature simulation device is located between any two adjacent clamping components, the screwing device is close to the end part of any end of the test bed base, and the sliding directions of the screwing device, the environment temperature simulation device and all the clamping components are located on the same straight line. By adopting the multifunctional power drilling tool experiment platform, the temperature of the drill rod of the power drilling tool can be simulated in the process of clamping the power drilling tool, the underground real temperature environment and the influence of the inclination angle of the well wall on the drilling tool are simulated, the error and unreasonable conditions existing in the design of the drilling tool are reduced, and the underground real working condition is accurately simulated.

Description

A multifunctional power drilling tool experimental platform

technical field

The invention relates to an experiment platform, in particular to an experiment platform of a multifunctional power drilling tool.

Background technique

In the process of testing the performance parameters of dynamic drilling tools, the whole machine test bench is mainly used for simulation detection. However, the existing test bench has insufficient testing ability, poor measurement accuracy and single detection function, which cannot accurately simulate the real working conditions in the well, resulting in drilling tools. There are errors and unreasonable design of the drilling tools, which lead to problems such as low service life, decreased mechanical properties, and early failure of the drilling tools in the process of use, which can easily lead to downhole accidents. Therefore, it is necessary to develop a test bench that can test and simulate load performance parameters such as axial WOB, ambient temperature, wellbore inclination, and high torque.

SUMMARY OF THE INVENTION

In view of this, the present invention provides a multifunctional power drilling tool experimental platform capable of simulating the ambient temperature and the inclination of the well wall.

Its technical solutions are as follows:

A multifunctional power drilling tool experimental platform, the key of which is that it includes a test bench base, a twist device, an ambient temperature simulation device and at least two clamping components, the test bench base is in the shape of a long strip, and the twist device , the ambient temperature simulation device and all the clamping assemblies are respectively slidably installed on the upper surface of the test bench base through a sliding seat;

The ambient temperature simulating device is located between any two adjacent clamping assemblies, the twisting device is close to the end of either end of the base of the test bench, the twisting device, the ambient temperature simulating device and the sliding directions of all the clamping assemblies are located on the same straight line.

The effect of adopting the above scheme: the spinner device, the ambient temperature simulation device and the clamping component are installed on the experimental platform at the same time to install and fix the drilling tool, so as to ensure that the drilling tool can also simulate the temperature of the drilling tool itself during the clamping process. , and the replacement of the drill head.

The sliding seat includes a sliding bottom plate, the sliding bottom plate is located above the base of the test bench, the sliding direction of the sliding bottom plate is the same as the length direction of the base of the test bench, on the side of the sliding bottom plate parallel to its sliding direction A roller group is respectively provided on the upper part, and the roller group rolls along the base of the test bench;

The turnbuckle device, the ambient temperature simulation device and all the clamping assemblies are respectively installed on the corresponding sliding bottom plates.

The sliding seat further includes two opposite strip-shaped limit plates, the strip-shaped limit plates are perpendicular to the sliding bottom plate, and the test bench base is horizontally located between the two strip-shaped limit plates, The strip-shaped limit plate is parallel to the base of the test bench, and two ends of the strip-shaped limit plate are respectively installed with a roller group, and the roller group includes an upper roller and a lower roller;

There are also strip-shaped rolling grooves on two sides of the test-bed base, the strip-shaped rolling grooves extend along the length direction of the test-bed base, and the upper roller rolls with the upper surface of the test-bed base contact, the lower rollers are located in the corresponding strip-shaped rolling grooves. The advantage of adopting the above technical solution is that the friction force received by the sliding seat during the adjustment process is reduced by using rolling friction, so as to prevent rollover.

The upper surface of all the sliding bottom plates is also provided with a sliding gear seat, the sliding gear seat includes a driving gear, a driving shaft and two oppositely arranged mounting substrates, the mounting substrates are perpendicular to the sliding bottom plate, and the mounting substrates are The base plate is installed on the upper surface of the sliding bottom plate, the two ends of the drive shaft are respectively installed on the corresponding installation base plate through bearings, and either end of the drive shaft penetrates the corresponding installation base plate, and the drive shaft The gear is fixedly sleeved on the drive shaft, the upper surface of the sliding bottom plate is further provided with a first hydraulic motor, and the output shaft of the first hydraulic motor is fixedly connected with the extension end of the drive shaft and rotates coaxially;

The upper surface of the sliding base plate also has a drive opening through it, the drive opening is located between the two installation substrates, and the upper surface of the test bench base is also provided with a rack accommodating groove, the rack accommodating The groove is arranged along the length direction of the base of the test bench, a rack is laid in the rack accommodating groove along its length direction, and the lower part of the driving gear passes through the driving opening and extends into the rack accommodating groove Inside, the drive gear meshes with the rack. The advantage of adopting the above technical solution is that the first hydraulic motor provides power to the driving gear by using the driving gear to mesh with the rack, which further reduces the difficulty of adjusting the sliding seat.

There is also an inclination angle simulation device under the test bench base, the inclination angle simulation device includes a hinged mounting seat, a hinged seat and a fixed seat, the test bench base is hinged on the hinged mounting seat, and the hinged seat and all the hinged seats are hinged. The fixed seat is installed on the lower surface of the test bench base, and the hinged seat and the fixed seat are arranged along the length direction of the test bench base;

The tilt angle simulation device further comprises a sliding mounting seat, two sliding support rods and two telescopic hydraulic cylinders, the upper end of the sliding support rod is hinged on the hinge seat, and the lower end of the sliding support rod is hinged on the On the sliding mounting seat, the lower end of the telescopic hydraulic rod is hinged on the middle part of the sliding support rod, and the upper end of the telescopic hydraulic rod is hinged on the fixed seat. The advantage of using the above technical solution is that the inclination angle of the base of the test stand can be adjusted to simulate the inclination angle of the well wall.

The ambient temperature simulation device includes an installation cylinder and a temperature control cylinder, the temperature control cylinder is penetrated in the installation cylinder, the installation cylinder and the temperature control cylinder have the same axis line, and the temperature control cylinder has the same axis. Both ends of the cylinder protrude from the installation cylinder, and both ends of the installation cylinder are respectively provided with annular baffles, the annular baffles are perpendicular to the axis of the installation cylinder, and the installation cylinder is The two end edges of the ring are respectively fixedly connected with the corresponding outer edges of the annular baffle, and the inner ring edge of the annular baffle is fitted with the outer wall of the temperature control cylinder;

The installation cylinder includes two arc-shaped plates, and the two arc-shaped plates are buckled to form the installation cylinder. The straight edges of the arc-shaped plates are all provided with flanges outward, and all the arc-shaped plates are The cylindrical structure is formed by interlocking with each other, and any two adjacent flanges are fixed by bolts.

An electromagnetic heating layer, an anti-magnetic interference layer and a thermal insulation layer are also arranged between the installation cylinder and the temperature control cylinder, and the electromagnetic heating layer, the anti-magnetic interference layer and the thermal insulation layer are all circular. The inner wall of the electromagnetic heating layer is attached to the outer wall of the temperature control cylinder, the inner wall of the anti-magnetic interference layer is attached to the outer wall of the electromagnetic heating layer, and the outer wall of the anti-magnetic interference layer is attached to the outer wall of the electromagnetic heating layer. The inner wall of the thermal insulation layer is attached, the outer wall of the thermal insulation layer is attached to the inner wall of the installation cylinder, the two ends of the temperature control cylinder are respectively provided with temperature sensors, and the temperature sensors are located in the installation cylinder. Outside the body, the mounting cylinder is fixed on a positioning plate through a plurality of mounting blocks, and the positioning plate is fixed on the corresponding upper surface of the sliding bottom plate by bolts. The advantages of adopting the above technical solutions are that the temperature of the drill pipe is kept constant, the accuracy of the test data is improved, and the heat insulation layer avoids heat dissipation and affects the test environment.

The turnbuckle device includes two oppositely arranged clamping lugs and two oppositely arranged turnbuckle seats, the two clamping lugs are fixed on the upper surface of the corresponding sliding bottom plate, and the two clips Two support slide rails are horizontally penetrated between the support ears, the two support slide rails are located at the same level, and the lower ends of the spiral mouth seats are slidably installed on the two support slide rails, and the two support slide rails are respectively installed on the two support slide rails. A transverse hydraulic cylinder is also arranged between the rotary mouth seats, one end of the transverse hydraulic cylinder is connected with one of the rotary mouth seats, and the other end of the transverse hydraulic cylinder is connected with the other said rotary mouth seat;

An installation groove is respectively provided on the side surfaces of the two spinner seats that are close to each other, and a spinner assembly is also arranged in the installation groove. The spinner assembly includes a rotating shaft and two spinner rollers. The axis line of the rotating shaft and the axis line of the spin-turning roller are both parallel to the length direction of the base of the test bench, a driving gear is sleeved on the rotating shaft, and the roller shafts of the two spin-turning rollers are A driven gear is sleeved on the top, and the driving gear meshes with the corresponding two driven gears at the same time. The outer wall of the cylinder protrudes from the installation groove, the rotating shaft passes through the turnbuckle seat along its length direction, the outer wall of the turnbuckle seat is further provided with a second hydraulic motor, and the output shaft of the second hydraulic motor It is fixedly connected with the extension end of the rotating shaft, and the output shaft of the second hydraulic motor rotates coaxially with the extension end of the rotating shaft. The advantage of using the above technical solution is that the drill bit is installed and fixed by using the rolling of the spinner roller, which reduces the difficulty of operation.

The clamping assembly includes two oppositely arranged mounting plates, a clamping hole runs through the center of the two mounting plates, and a clamping cylinder is also arranged between the two mounting plates, and the clamping cylinder is The two ends are respectively connected with the corresponding clamping holes, at least three clamping hydraulic cylinders are radially arranged on the clamping cylinder, and the output ends of all the clamping hydraulic cylinders pass through the clamping cylinder, The output ends of all the clamping hydraulic cylinders face the axis of the clamping cylinder.

Beneficial effects: in the process of clamping the power drilling tool, the present invention can also simulate the temperature of the drill pipe of the power drilling tool, simulate the real temperature environment downhole, and the influence of the inclination of the well wall on the drilling tool, reducing drilling With the error and unreasonable design, it can accurately simulate the real working conditions in the well.

Description of drawings

Fig. 1 is the structural representation of the present invention;

Fig. 2 is the top view of Fig. 1;

Fig. 3 is the structural representation of the present invention;

Fig. 4 is a partial enlarged view X of Fig. 3;

5 is a schematic structural diagram of the ambient temperature simulation device 3;

6 is a schematic cross-sectional view of the ambient temperature simulation device 3;

7 is a schematic view of the installation structure of the turnbuckle device 2;

FIG. 8 is a schematic diagram of the connection relationship between the rotating shaft 20a and the two spin-up rollers 20b;

9 is a schematic diagram of an application structure of the present invention;

Figure 10 is a schematic structural diagram of a multifunctional power drilling tool performance testing test bench;

Fig. 11 is the A-A sectional schematic diagram of Fig. 10;

Fig. 12 is the top view of Fig. 10;

Fig. 13 is the B-B cross-sectional schematic diagram of Fig. 12;

14 is a schematic structural diagram of a multifunctional power drilling tool performance testing test bench;

FIG. 15 is a partial enlarged view Y of FIG. 14 .

Detailed ways

The present invention will be further described below with reference to the embodiments and the accompanying drawings.

Example 1:

As shown in Figures 1 to 9, a multifunctional power drilling tool experimental platform mainly includes a test bed base 1, a turnbuckle device 2, an ambient temperature simulation device 3 and at least two clamping assemblies 4. The test bed The base 1 is in the shape of a long strip, and the turnbuckle device 2, the ambient temperature simulation device 3 and all the clamping assemblies 4 are respectively slidably installed on the upper surface of the test bench base 1 through a sliding seat a;

The ambient temperature simulation device 3 is located between any two adjacent clamping assemblies 4, the turn-lock device 2 is close to the end of either end of the test bench base 1, the turn-lock device 2, The sliding directions of the ambient temperature simulation device 3 and all the clamping assemblies 4 are located on the same straight line.

in:

The sliding seat a includes a sliding bottom plate a1, the sliding bottom plate a1 is located above the test bench base 1, the sliding direction of the sliding bottom plate a1 is the same as the length direction of the test bench base 1, and the sliding bottom plate a1 Roller groups are respectively provided on the sides parallel to the sliding direction thereof, and the roller groups roll along the test bench base 1;

The turnbuckle device 2 , the ambient temperature simulation device 3 and all the clamping assemblies 4 are respectively installed on the corresponding sliding base plate a1 .

The sliding seat a also includes two opposite strip-shaped limit plates a3, the strip-shaped limit plates a3 are perpendicular to the sliding bottom plate a1, and the test bench base 1 is horizontally located at the two strip-shaped limit plates. Between the position plates a3, the strip-shaped limit plate a3 is parallel to the test bench base 1, and a roller set is installed at both ends of the strip-shaped limit plate a3, and the roller set includes the upper roller a4 and down the roller a5;

The two sides of the test-bed base 1 are also provided with strip-shaped rolling grooves, and the strip-shaped rolling grooves extend along the length direction of the test-bed base 1 . The upper roller a4 is connected to the test-bed base 1 . The upper surface of the roller is in rolling contact, and the lower roller a5 is located in the corresponding strip-shaped rolling groove.

The upper surface of all the sliding base plates a1 is also provided with a sliding gear seat, and the sliding gear seat includes a driving gear 5a, a driving shaft and two mounting base plates 5b arranged opposite to each other. The mounting base plate 5b and the sliding base plate a1 Vertically, the mounting base plate 5b is mounted on the upper surface of the sliding bottom plate a1, the two ends of the drive shaft are respectively mounted on the corresponding mounting base plate (5b) through bearings, and either end of the drive shaft passes through Corresponding to the mounting base plate 5b, the drive gear 5a is fixedly sleeved on the drive shaft, and the upper surface of the sliding base plate a1 is also provided with a first hydraulic motor 6, and the output shaft of the first hydraulic motor 6 is connected to the drive shaft. The protruding end of the drive shaft is fixedly connected and rotated coaxially;

The upper surfaces of all the sliding base plates a1 located on the test bench base 1 also have drive openings running through them, and the drive openings are located between the two mounting base plates 5b. The upper surface of the test bench base 1 is also provided with A rack accommodating slot 5c, the rack accommodating slot 5c is arranged along the length direction of the test bench base 1, a rack is laid in the rack accommodating slot 5c along its length direction, and the drive gear 5a is The lower part passes through the drive opening and extends into the rack accommodating slot 5c, and the drive gear 5a engages with the rack.

There is also an inclination angle simulation device under the test bench base 1, the inclination angle simulation device includes a hinged mounting seat 7, a hinged seat 11 and a fixed seat 12, and the test bench base 1 is hinged on the hinged mounting seat 7, The hinge base 11 and the fixed base 12 are installed on the lower surface of the test bench base 1 , and the hinge base 11 and the fixed base 12 are arranged along the length direction of the test bench base 1 ;

The inclination angle simulation device further includes a sliding mounting seat 8 , two sliding support rods 9 and two telescopic hydraulic cylinders 10 . The upper end of the sliding support rod 9 is hinged on the hinge seat 11 , and the sliding support rod 9 The lower end of the telescopic hydraulic rod 10 is hinged to the middle of the sliding support rod 9 , and the upper end of the telescopic hydraulic rod 10 is hinged to the fixed seat 12 .

The ambient temperature simulation device 3 includes an installation cylinder 14 and a temperature control cylinder 15 , the temperature control cylinder 15 is penetrated in the installation cylinder 14 , and the shafts of the installation cylinder 14 and the temperature control cylinder 15 are The two ends of the temperature control cylinder 15 protrude from the installation cylinder 14, and the two ends of the installation cylinder 14 are respectively provided with annular baffles. The annular baffles are connected to the installation cylinder. The axis line of 14 is vertical, the two end edges of the installation cylinder 14 are respectively fixedly connected with the outer edge of the corresponding annular baffle, and the inner ring edge of the annular baffle is connected to the outer wall of the temperature control cylinder 15. fit;

The installation cylinder 14 includes two arc-shaped plates, the two arc-shaped plates are buckled to form the installation cylinder 14, and the straight edges of the arc-shaped plates are provided with flanges outward, and all the arc-shaped plates are provided with flanges outward. The shaped plates are buckled with each other to form a cylindrical structure, and any two adjacent flanges are fixed by bolts.

Between the installation cylinder 14 and the temperature control cylinder 15, an electromagnetic heating layer 16, an anti-magnetic interference layer 17 and a heat insulation layer 18 are further arranged. The heat insulating layers 18 are all cylindrical, the inner wall of the electromagnetic heating layer 16 is attached to the outer wall of the temperature control cylinder 15 , and the inner wall of the anti-magnetic interference layer 17 is attached to the outer wall of the electromagnetic heating layer 16 In combination, the outer wall of the anti-magnetic interference layer 17 is attached to the inner wall of the thermal insulation layer 18 , the outer wall of the thermal insulation layer 18 is attached to the inner wall of the installation cylinder 14 , and the temperature control cylinder 15 is Both ends are respectively provided with temperature sensors 15a, the temperature sensors 15a are located outside the installation cylinder 14, the temperature sensor 15a monitors the temperature of the drill pipe in real time, and the installation cylinder 14 is fixed on the installation cylinder 14 by several installation blocks 14a. On the positioning plate 14b, the positioning plate 14b is fixed on the corresponding upper surface of the sliding bottom plate a1 by bolts.

The turnbuckle device 2 includes two oppositely arranged clamping lugs 19 and two oppositely arranged turnbuckle seats 20, and the two clamping lugs 19 are fixed on the upper surface of the corresponding sliding bottom plate a1, Two supporting slide rails 21 are horizontally penetrated between the two clamping lugs 19 , the two supporting slide rails 21 are located at the same level, and the lower ends of the spiral mouth seats 20 are respectively slidably installed on the two supporting slide rails 21 . On the support slide rail 21, a transverse hydraulic cylinder 20c is further provided between the two said rotary mouth seats 20, one end of said transverse hydraulic cylinder 20c is connected with one said rotary mouth seat 20, and the other end of said transverse hydraulic cylinder 20c is connected with another said rotary mouth seat 20 the spiral mouth seat 20;

An installation groove is respectively provided on the side surfaces of the two spinner seats 20 that are close to each other, and a spinner assembly is also arranged in the installation groove. The spinner assembly includes a rotating shaft 20a and two spinner rollers. 20b, the axis line of the rotating shaft 20a and the axis line of the spinner roller 20b are both parallel to the length direction of the test bench base 1, the rotating shaft 20a is sleeved with a driving gear, and the two The roller shafts of the spin-up rollers 20b are all sleeved with driven gears, the driving gears mesh with the corresponding two driven gears at the same time, and the rollers of the spin-up rollers 20b are fixedly sleeved on the corresponding roller shafts. On the upper side, the outer wall of the roller of the turnbuckle roller 20b protrudes from the installation groove, the rotating shaft 20a passes through the turnbuckle seat 20 along its length direction, and the outer wall of the turnbuckle seat 20 is further provided with a No. Two hydraulic motors, the output shaft of the second hydraulic motor is fixedly connected with the extension end of the rotating shaft 20a, and the output shaft of the second hydraulic motor rotates coaxially with the extension end of the rotating shaft 20a.

The clamping assembly 4 includes two mounting plates arranged opposite each other, a clamping hole runs through the center of the two mounting plates, and a clamping cylinder is also arranged between the two mounting plates. At least three clamping hydraulic cylinders are radially arranged on the clamping cylinder, and the output ends of all the clamping hydraulic cylinders pass through the clamping cylinder , the output ends of all the clamping hydraulic cylinders face the axis of the clamping cylinder.

Electric heating wires are evenly distributed in the electromagnetic heating layer 16 .

The hinged mounting base 7 is also provided with at least two buffer rods horizontally, the buffer rods are parallel to the test bench base 1 , and the buffer rods face the test block clamping portion.

The sliding support rod 9 is also provided with a buffer hydraulic rod 13 , the upper end of the buffer hydraulic rod 13 is fixed on the upper end of the sliding support rod 9 , and the lower end of the buffer hydraulic rod 13 is fixed on the sliding support rod 9 the lower end.

Example 2:

As shown in Fig. 9 to Fig. 15, a multifunctional power drill performance test bench mainly includes a test block holding part, a load detection part 22 and two test slide rails 23 which are opposite and horizontally arranged. The test block clamping part and the load detection part 22 are respectively slidably installed on the test slide rail 23 through the sliding seat a;

All the sliding seats a slide along the length direction of the test slide rail 23 , the test block clamping parts are slidably arranged on the corresponding sliding seats a, and the sliding direction of the test block clamping parts is the same as that of the test block clamping parts. The sliding direction of the sliding seat a is vertical.

in:

The test block holding part includes a holding frame 21a, a test block 21c, and several test blocks to hold the hydraulic cylinder 21b. The holding frame 21a is a hollow structure with one end open, and all the test blocks hold the hydraulic cylinder 21b. Evenly arranged on the outer wall of the clamping frame 21a, the working end of the test block hugging the hydraulic cylinder 21b passes through the clamping frame 21a and then pushes against the outer wall of the test block 21c respectively.

The test block clamping part also includes a test piece, the test piece includes at least two clamping roller sets and at least two clamping slide rails 24, and the clamping roller sets are installed under the clamping frame 21a. The clamping slide rails 24 are installed on the corresponding upper surface of the sliding seat a, all the clamping slide rails 24 are arranged in parallel, and the clamping slide rails 24 are perpendicular to the sliding direction of the test slide rail 23 , the two clamping roller sets are in one-to-one correspondence with the two clamping slide rails 24 , and the clamping roller sets are slidably installed on the corresponding clamping slide rails 24 .

It also includes a pushing device, the pushing device is far away from the open end of the clamping part of the test block, the pushing direction of the pushing device is parallel to the length direction of the clamping slide rail 24, and the pushing device includes a mounting base plate 25a and A plurality of pushing hydraulic cylinders 25b, the mounting base plate 25a is arranged vertically, all the pushing hydraulic cylinders 25b are evenly arranged on the mounting base plate 25a, and the working ends of all the pushing hydraulic cylinders 25b are connected to the clamping frame 21a the outer wall.

Two lateral hydraulic cylinders 26 are arranged between the two test slide rails 23 , the extension and retraction direction of the lateral hydraulic cylinder 26 is parallel to the length direction of the test slide rail 23 , and the two lateral hydraulic cylinders 26 are respectively close to each other. At both ends of the test slide rail 23, the two lateral hydraulic cylinders 26 are in one-to-one correspondence with the two sliding seats a, and the working ends of the lateral hydraulic cylinders 26 are fixedly connected to the corresponding sliding seats a;

Limiting baffles 23 a are respectively provided at both ends of the test slide rail 23 , and the limit stoppers 23 a are perpendicular to the test slide rail 23 .

The load detection part 22 includes a detection casing 22a, an input shaft 22f, a plurality of output shafts 22c and a plurality of hydraulic motors 22d. A planetary gear 22b is arranged in the detection casing 22a, and the input shaft 22f and the output shaft 22c are respectively Installed on the detection housing 22a through a bearing, one end of the input shaft 22f protrudes out of the detection housing 22a, the other end of the input shaft 22f protrudes into the detection housing 22a, and the output shaft 22c One end protrudes from the detection housing 22a, the other end of the output shaft 22c protrudes into the detection housing 22a, the input shaft 22f and the output shaft 22c are parallel, and the protruding end face of the input shaft 22f There is also a drilling tool matching interface;

The ring gear of the planetary gear 22b is locked with the inner wall of the detection housing 22a, the sun gear of the planetary gear 22b is fixed on the input shaft 22f, and the center of the planetary gear 22b carrier is fixed with a planet A shaft 22g, the planetary shaft 22g is mounted on the detection housing 22a through a bearing, all the output shafts 22c are evenly arranged around and parallel to the planetary shaft 22g, and a first gear is fixedly sleeved on the planetary shaft 22g 22h, all the output shafts 22c are respectively fixed with second gears, all the second gears are meshed with the first gears 22h, all the hydraulic motors 22d are in one-to-one correspondence with all the output shafts 22c, The output shaft of the hydraulic motor 22d is coaxially connected to the corresponding output shaft 22c, and a torque sensor is also provided between the hydraulic motor 22d and the corresponding output shaft 22c;

The output shaft of the load detection part 22 is oriented in the same direction as the opening of the clamping frame 21a, and the detection housing 22a is mounted on the corresponding sliding seat a through a connecting seat 22e.

The detection housing 22a includes a first annular installation plate, a second annular installation plate, a third installation plate and two protective cylinders, and the second annular installation plate is located between the first annular installation plate and the third annular installation plate. Between the mounting plates, one of the protective cylinders is located between the first annular mounting plate and the second annular mounting plate, and the other protective cylinder is located between the second annular mounting plate and the third annular mounting plate Between the installation plates, the first annular installation plate, the second annular installation plate and the third installation plate are all vertically and parallelly arranged, and the input shaft 22f is installed inside the first annular installation plate The planetary shaft 22g is mounted on the inner ring of the second annular mounting plate, and the third mounting plate has a number of mounting holes penetrating through it. The mounting holes correspond to the output shaft 22c one-to-one. The output shafts 22c are all mounted in the corresponding mounting holes through bearings.

The detection housing 22a also includes a plurality of positioning rods, one end of all the positioning rods is fixed on the first annular mounting plate, and the other ends of all the positioning rods pass through the second annular mounting plate and are fixed. on said third mounting plate;

The outer ring edges of the first annular installation plate, the second annular installation plate and the third installation plate are respectively abutted against the corresponding end surfaces of the protection cylinder, and the positioning rod passes through the protection circle barrel wall.

The sliding seat a includes a sliding bottom plate a1, the sliding bottom plate a1 is horizontally arranged on the test slide rail 23, the sliding direction of the sliding bottom plate a1 is the same as the length direction of the test slide rail 23, and the sliding bottom plate a1 is the same as the length direction of the test slide rail 23. The sides of a1 parallel to the sliding direction are respectively provided with a roller group, the roller group is in rolling contact with the corresponding test rail 23, and the detection housing 22a is installed on the corresponding slide through the connecting seat 22e. On the upper surface of the bottom plate a1, the clamping frame 21a is installed on the corresponding upper surface of the sliding bottom plate a1 through the test piece.

The sliding seat a also includes two bar-shaped limit plates a3 that are arranged opposite to each other, the bar-shaped limit plates a3 are perpendicular to the sliding bottom plate a1, and the two test slide rails 23 are located on the two bars. Between the strip-shaped limit plates a3, the strip-shaped limit plates a3 are parallel to the test slide rail 23, the two ends of the strip-shaped limit plates a3 are respectively installed with a roller set, and the roller set includes an upper roller a4 and lower wheel a5;

The outer sides of the test slide rails 23 are respectively provided with strip-shaped test rolling grooves, and the strip-shaped test rolling grooves extend along the length direction of the test slide rails 23 . The upper surface of the rail 23 is in rolling contact, and the lower roller a5 is located in the corresponding strip-shaped test rolling groove.

When in use, the hinged mounting seat 7 is close to a multifunctional power drill performance test bench, so that the length direction of the test bench base 1 is perpendicular to the length direction of the test slide rail 23, and the drill tool is passed through the clamp. The holding assembly 4 is fixed on the test bench base 1;

When testing the axial drilling pressure, make the twist device 2 close to the test block holding part, use the twist device 2 to install a drill bit on the drilling tool, slide the test block holding part, and make the The test block 21c is in contact with the drill bit, and a pressure sensor is arranged between the drill bit and the drill pipe to measure the pressure on the drill pipe when the test block 21c is broken, and the inclination of the test bench base 1 can be adjusted at the same time. angle to simulate the inclination of the borehole wall;

When testing torque, move the turnbuckle device 2 close to the load detection part 22, adjust the load detection part 22 and the drilling tool to align them, and connect the drilling tool mating interface and the drill bit through a coupling, The torque sensor can be used to measure load performance parameters such as high torque.

Finally, it should be noted that the above description is only a preferred embodiment of the present invention, and those of ordinary skill in the art can make a variety of similar It is indicated that such transformations fall within the protection scope of the present invention.

Claims (9)

1. The utility model provides a multi-functional power drilling tool experiment platform which characterized in that: the test bed comprises a test bed base (1), a screwing device (2), an ambient temperature simulation device (3) and at least two clamping assemblies (4), wherein the test bed base (1) is in a long strip shape, and the screwing device (2), the ambient temperature simulation device (3) and all the clamping assemblies (4) are respectively installed on the upper surface of the test bed base (1) in a sliding mode through sliding seats (a);

ambient temperature analogue means (3) are located arbitrary two adjacent between centre gripping subassembly (4), spiral shell device (2) are close to the tip of the arbitrary one end of test bench base (1), spiral shell device (2) ambient temperature analogue means (3) and all the slip direction of centre gripping subassembly (4) is located same straight line.

2. The multifunctional power drill experimental platform according to claim 1, wherein: the sliding seat (a) comprises a sliding bottom plate (a1), the sliding bottom plate (a1) is positioned above the test bed base (1), the sliding direction of the sliding bottom plate (a1) is the same as the length direction of the test bed base (1), and roller groups are respectively arranged on the side edges of the sliding bottom plate (a1) parallel to the sliding direction of the sliding bottom plate, and roll along the test bed base (1);

the screwing device (2), the environment temperature simulation device (3) and all the clamping components (4) are respectively arranged on the corresponding sliding bottom plate (a 1).

3. The multifunctional power drill experimental platform according to claim 2, wherein: the sliding seat (a) further comprises two opposite strip-shaped limiting plates (a3), the strip-shaped limiting plates (a3) are perpendicular to the sliding bottom plate (a1), the test bed base (1) is horizontally positioned between the two strip-shaped limiting plates (a3), the strip-shaped limiting plates (a3) are parallel to the test bed base (1), two ends of each strip-shaped limiting plate (a3) are respectively provided with a roller group, and each roller group comprises an upper roller (a4) and a lower roller (a 5);

still be equipped with the bar on two sides of test bench base (1) and roll the groove, the bar rolls the groove and follows the length direction of test bench base (1) extends, go up gyro wheel (a4) with the upper surface rolling contact of test bench base (1), gyro wheel (a5) are located correspondingly down in the bar rolls the inslot.

4. The multifunctional power drill experimental platform according to claim 3, wherein: the upper surfaces of all the sliding bottom plates (a1) are further provided with sliding gear seats, each sliding gear seat comprises a driving gear (5a), a driving shaft and two installation base plates (5b) which are arranged oppositely, each installation base plate (5b) is perpendicular to the corresponding sliding bottom plate (a1), each installation base plate (5b) is installed on the upper surface of the corresponding sliding bottom plate (a1), two ends of each driving shaft are installed on the corresponding installation base plates (5b) through bearings respectively, any one end of each driving shaft penetrates out of the corresponding installation base plate (5b), the driving gear (5a) is fixedly sleeved on the corresponding driving shaft, the upper surface of the sliding bottom plate (a1) is further provided with a first hydraulic motor (6), and an output shaft of the first hydraulic motor (6) is fixedly connected with an extending end of the corresponding driving shaft and rotates coaxially;

the upper surface of sliding bottom plate (a1) has still run through the drive opening, the drive opening is located two between mounting substrate (5b), the upper surface of test bench base (1) still is equipped with rack storage tank (5c), rack storage tank (5c) are followed test bench base (1) length direction sets up, the rack has been laid along its length direction in rack storage tank (5c), the lower part of drive gear (5a) is passed the drive opening and is stretched into in rack storage tank (5c), drive gear (5a) with rack toothing.

5. The multifunctional power drill experimental platform according to claim 4, wherein: an inclination angle simulation device is further arranged below the test bed base (1), the inclination angle simulation device comprises a hinged mounting seat (7), a hinged seat (11) and a fixed seat (12), the test bed base (1) is hinged to the hinged mounting seat (7), the hinged seat (11) and the fixed seat (12) are mounted on the lower surface of the test bed base (1), and the hinged seat (11) and the fixed seat (12) are arranged along the length direction of the test bed base (1);

the inclination angle simulation device further comprises a sliding installation seat (8), two sliding support rods (9) and two telescopic hydraulic cylinders (10), wherein the upper ends of the sliding support rods (9) are hinged to the hinged seat (11), the lower ends of the sliding support rods (9) are hinged to the sliding installation seat (8), the lower ends of the telescopic hydraulic rods (10) are hinged to the middle of the sliding support rods (9), and the upper ends of the telescopic hydraulic rods (10) are hinged to the fixed seat (12).

6. The multifunctional power drill experimental platform according to claim 5, wherein: the environment temperature simulation device (3) comprises an installation barrel body (14) and a temperature control barrel (15), the temperature control barrel (15) is arranged in the installation barrel body (14) in a penetrating mode, the axis of the installation barrel body (14) is the same as that of the temperature control barrel (15), two ends of the temperature control barrel (15) extend out of the installation barrel body (14), two ends of the installation barrel body (14) are respectively provided with an annular baffle plate, the annular baffle plates are perpendicular to the axis of the installation barrel body (14), two end edges of the installation barrel body (14) are respectively fixedly connected with the outer edges of the corresponding annular baffle plates, and the inner ring edge of each annular baffle plate is attached to the outer wall of the temperature control barrel (15);

the installation barrel (14) comprises two arc-shaped plates, the two arc-shaped plates are buckled to form the installation barrel (14), flanges are arranged outwards on the straight edges of the arc-shaped plates, all the arc-shaped plates are buckled with each other to form a cylindrical structure, and any two adjacent flanges are fixed through bolts.

7. The multifunctional power drill experimental platform according to claim 6, wherein: the installation barrel body (14) and still be equipped with electromagnetic heating layer (16), anti-magnetic interference layer (17) and insulating layer (18) between the accuse temperature section of thick bamboo (15), electromagnetic heating layer (16), anti-magnetic interference layer (17) with insulating layer (18) all are cylindricly, the inner wall of electromagnetic heating layer (16) with the outer wall laminating of accuse temperature section of thick bamboo (15), the inner wall of anti-magnetic interference layer (17) with the outer wall laminating of electromagnetic heating layer (16), the outer wall of anti-magnetic interference layer (17) with the inner wall laminating of insulating layer (18), the outer wall of insulating layer (18) with the inner wall laminating of installation barrel body (14), the both ends of accuse temperature section of thick bamboo (15) are equipped with temperature sensor (15a) respectively, temperature sensor (15a) are located outside installation barrel body (14), installation barrel body (14) is fixed on locating plate (14b) through a plurality of installation piece (14a), the positioning plate (14b) is fixed on the upper surface of the corresponding sliding bottom plate (a1) through bolts.

8. The multifunctional power drill experimental platform according to claim 7, wherein: the rotary buckling device (2) comprises two clamping support lugs (19) which are arranged rightly and two rotary buckling seats (20) which are arranged rightly, the two clamping support lugs (19) are fixed on the upper surfaces of the corresponding sliding bottom plates (a1), two supporting slide rails (21) horizontally penetrate between the two clamping support lugs (19), the two supporting slide rails (21) are located at the same horizontal height, the lower ends of the rotary opening seats (20) are respectively installed on the two supporting slide rails (21) in a sliding mode, a transverse hydraulic cylinder (20c) is further arranged between the two rotary opening seats (20), one end of the transverse hydraulic cylinder (20c) is connected with one rotary opening seat (20), and the other end of the transverse hydraulic cylinder (20c) is connected with the other rotary opening seat (20);

two be equipped with a mounting groove on the side that spiral shell seat (20) are close to each other respectively, still be equipped with spiral shell subassembly in the mounting groove respectively, spiral shell subassembly includes rotation axis (20a) and two spiral shell rollers (20b), the axial lead of rotation axis (20a) with the axial lead of spiral shell roller (20b) all with the length direction of test bench base (1) is parallel, the cover is equipped with the driving gear on rotation axis (20a), two all the cover is equipped with driven gear on the roller of spiral shell roller (20b), the driving gear simultaneously with corresponding two driven gear meshes, the roller of spiral shell roller (20b) is overlapped on the roller that corresponds admittedly, the roller outer wall of spiral shell roller (20b) stretches out mounting groove, rotation axis (20a) are worn out along its length direction spiral shell seat (20), the outer wall of spiral shell seat (20) still is equipped with the second hydraulic motor, the output shaft of the second hydraulic motor is fixedly connected with the extending end of the rotating shaft (20a), and the output shaft of the second hydraulic motor and the extending end of the rotating shaft (20a) rotate coaxially.

9. The multifunctional power drill experimental platform according to claim 8, wherein: the clamping assembly (4) comprises two mounting plates which are just opposite to each other, clamping holes are formed in the centers of the mounting plates in a penetrating mode, a clamping cylinder is arranged between the mounting plates, the two ends of the clamping cylinder are communicated with the corresponding clamping holes respectively, at least three clamping hydraulic cylinders are radially arranged on the clamping cylinder, the output ends of the clamping hydraulic cylinders penetrate through the clamping cylinder, and the output ends of the clamping hydraulic cylinders face the axial lead of the clamping cylinder.

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